74381605040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{39563}}^1$

素因数の和:39978

約数の個数: 80

約数和(自身を含む): 175907241216

約数和(自身を除く): 101525636176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 331, 355, 568, 662, 710, 1136, 1324, 1420, 1655, 2648, 2840, 3310, 5296, 5680, 6620, 13240, 23501, 26480, 39563, 47002, 79126, 94004, 117505, 158252, 188008, 197815, 235010, 316504, 376016, 395630, 470020, 633008, 791260, 940040, 1582520, 1880080, 2808973, 3165040, 5617946, 11235892, 13095353, 14044865, 22471784, 26190706, 28089730, 44943568, 52381412, 56179460, 65476765, 104762824, 112358920, 130953530, 209525648, 224717840, 261907060, 523814120, 929770063, 1047628240, 1859540126, 3719080252, 4648850315, 7438160504, 9297700630, 14876321008, 18595401260, 37190802520, 74381605040]

約数ペア:

[(1, 74381605040), (2, 37190802520), (4, 18595401260), (5, 14876321008), (8, 9297700630), (10, 7438160504), (16, 4648850315), (20, 3719080252), (40, 1859540126), (71, 1047628240), (80, 929770063), (142, 523814120), (284, 261907060), (331, 224717840), (355, 209525648), (568, 130953530), (662, 112358920), (710, 104762824), (1136, 65476765), (1324, 56179460), (1420, 52381412), (1655, 44943568), (2648, 28089730), (2840, 26190706), (3310, 22471784), (5296, 14044865), (5680, 13095353), (6620, 11235892), (13240, 5617946), (23501, 3165040), (26480, 2808973), (39563, 1880080), (47002, 1582520), (79126, 940040), (94004, 791260), (117505, 633008), (158252, 470020), (188008, 395630), (197815, 376016), (235010, 316504)]